(DL) Delta Air Lines 3821 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(SDF) Louisville Muhammad Ali International Airport

Louisville, KY, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)

On-Time

96%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

15.6

Standard Deviation

Min

Max

DL 3821 On-Time Performance Details

Overall Rating

4.4 of 5

Good

Percentage On-Time 96%

Average Delay Time 15.6 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 87% of all other flights in the FlightStats database.

On-Time Performance Rating

5.0 of 5

Very Good

Percentage On-Time 96%

This flight has an on-time performance of 96%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.

Delay Performance

3.8 of 5

Good

Average Delay Time 15.6 min

This flight has an average delay of 15.6 minutes with a standard deviation of 17 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.